内容正文:
知识清单·译林版三年级上册
Unit3 Are you Suhai?
知识梳理
知识点拨
【考点一】be 动词引导的一般疑问句(身份确认)
【考点二】特殊疑问句(询问班级)
【考点三】词汇辨析(Excuse me & sorry;twin & twins)
【考点四】词汇多义(right)
考点一:be 动词引导的一般疑问句(身份确认)
单元例句:—Are you Su Hai?你是苏海吗?
—No, I’m not. I’m Su Yang.不, 我不是。 我是苏阳。
核心句型:—Are you...?—Yes, I am. / No, I’m not.
拓展句型:—Is he/she...?—Yes, he/she is. / No, he/she isn’t.
解析:
1. 这是 be 动词引导的一般疑问句,结构为 “Be + 主语 + 其他?”,用于确认某人身份。
2. 应答规则:
肯定回答:“Yes, 主语 + be.”(注意:作肯定回答时,“I am” 不能缩写);
否定回答:“No, 主语 + be not.”。
3. be 动词否定形式缩写:
is not = isn’t;
are not = aren’t;
am not 无缩写形式。
单项选择
1. —______ you Wang Bing? —Yes, I am.
A. Am B. Is C. Are
2. —Is she Su Yang?
—______, she isn’t. She’s Su Hai.
A. Yes B. No C. Not
3. —Are ______ twins?
—Yes, we are.
A. you B. he C. she
4. —Is he Liu Tao?
—Yes, ______.
A. he is B. he isn’t C. I am
5. —Are you in Class 1?
—No, ______.
A. I am B. I’m not C. you aren’t
考点二:特殊疑问句(询问班级)
单元例句:—What class are you in?你在哪个班? —I’m in Class 2.我在二班。
核心句型:—What class are you in?—I’m in Class....
拓展句型:—What class is/are... in?— 主语 + is /are in Class....
解析:
1. 这是由 “What” 引导的特殊疑问句,结构为 “疑问词 what + 一般疑问句?”,用于询问所在班级。
2. “class” 的多重含义:
意为 “同学们”(例:Good morning, class.);
意为 “班级”(用于班级名称时,首字母大写,例:Class 1);
意为 “课,上课”(复数形式为 “classes”,例:have an English class)。
单项选择
1. —______ class are you in?
—I’m in Class 4.
A. What B. Where C. How
2. —What class ______ she in?
—She’s in Class 2.
A. am B. is C. are
3. —What class are ______ in? —We’re in Class 1.
A. you B. he C. she
4. —Good morning, ______. —Good morning, Miss Li.
A. class B. Class C. classes
5. —What class is he in?
—______ in Class 5.
A. He’s B. She’s C. I’m
考点三:词汇辨析
(1)Excuse me & sorry
词汇
用法场景
单元例句 / 示例
Excuse me
做事前打扰别人(如问路、麻烦别人)
Excuse me, what class are you in?
sorry
做错事后道歉
I’m sorry. I’m not Su Hai.
(2)twin & twins
词汇
单复数
含义
单元例句 / 示例
twin
单数
双胞胎之一
I’m a twin.
twins
复数
双胞胎(两人)
We are twins.
一、单项选择。
1. —______, is this Class 2? I want to find my friend.
—Yes, it is.
A. Sorry B. Excuse me C. Right
2. I can’t find my pencil. I say “______” to my deskmate for borrowing hers.
A. Excuse me B. Sorry C. Twins
3. My brother and I look the same. We are ______.
A. twin B. a twin C. twins
4. —I break your ruler.
—It’s OK. You don’t need to say “______. ”
A. Excuse me B. Sorry C. Right
5. She has a sister. They are born on the same day. She is ______.
A. a twin B. twins C. twin
二、选词填空。
(选项:Excuse me sorry twin twins right)
1. ______, can you tell me where Class 3 is?
2. I’m ______ I’m late. The bus is slow.
3. Lucy and Lily are ______. They are in the same class.
4. He is a ______. His brother is in Class 5.
5. ______ me, I want to ask you a question about the class
考点四:词汇多义(right)
含义:
① 正确的,对的(例:You’re right.);
② 右边(例:on your right)。
根据句意选 “right” 的含义。
(① 正确的,对的;② 右边)
1. You’re right. This is Class 2.( )
2. My bag is on your right.( )
3. Is he right? Let’s check the class list.( )
4. Turn right and you can find the teacher’s office.( )
5. —Are you in Class 3?
—Yes, you’re right.( )
综合训练
一、单项选择。
1. —______ you Su Hai?
—No, I’m not.
A. Am B. Is C. Are
2. —What class ______ she in?
—She is in Class 1.
A. am B. is C. are
3. ______ me, what class are you in?
A. Excuse B. Sorry C. Right
4. We are ______.
A. twin B. twins C. a twin
5. —You’re in Class 2.
—Yes, you’re ______.
A. right B. left C. wrong
6. —Is he Liu Tao?
—______, he isn’t. He’s Wang Bing.
A. Yes B. No C. Not
7. —What class ______ they in?
—They are in Class 3.
A. am B. is C. are
8. I ______ a twin. My sister and I look the same.
A. am B. is C. are
9. —______ are you in?
—I’m in Class 4.
A. What class B. Where C. How
10. —I’m late for class.
—______.
A. Excuse me B. Sorry C. It’s OK
二、按要求改写句子。
1. She is Sarah.(改为否定句)
__________________________________________________________________________
2. I am in Class 1.(改为一般疑问句并作肯定回答)
__________________________________________________________________________
3. They are twins.(改为否定句,用缩写形式)
__________________________________________________________________________
4. He is in Class 5.(改为一般疑问句并作否定回答)
__________________________________________________________________________
5. You are in Class 2.(改为否定句,用缩写形式)
__________________________________________________________________________
三、根据中文提示补全句子。
1. ____________________(打扰一下), are you in Class 2?
2. —Are you Liu Tao?
—____________________(不,我不是). I’m Wang Bing.
3. We ____________________________(是)(双胞胎).
4. —What class is he in?
—He ____________________(在…… 里)Class 3.
5. —Is she in Class 4?
—Yes, ____________________(她是).
四、情景交际。
从方框中选择合适的句子补全对话(有一项多余)。
A. Excuse me B. I’m sorry C. Yes, I am D. No, I’m not E. What class are you in F. You’re right
A: 1. ______, are you Su Hai?
B: 2. ______. I’m Su Yang.
A: 3. ______?
B: I’m in Class 1.
A: Oh, I’m in Class 1 too.
B: Really? Are you Mike?
A: 4. ______.
B: 5. ______! Let’s be friends.
五、选词填空。
从方框中选择合适的单词,用其正确形式填空(每词限用一次)。
twin twins right excuse sorry
1. My brother and I are ______. We go to the same school.
2. —Am I in Class 3?
—Yes, you’re ______.
3. ______ me, where is the classroom?
4. I’m ______. I can’t help you find your pen.
5. She is a ______. Her sister is in Class 2.
参考答案
考点一:be 动词引导的一般疑问句(身份确认)- 单项选择答案
1.C 2.B 3.A 4.A 5.B
考点二:特殊疑问句(询问班级)- 单项选择答案
1.A 2.B 3.A 4.A 5.A
考点三:词汇辨析 - 答案
一、单项选择答案
1.B 2.A 3.C 4.B 5.A
二、选词填空答案(按题目顺序)
1.Excuse me 2.sorry 3.twins 4.twin 5.Excuse
考点四:词汇多义(right)- 答案(按题目顺序)
1.① 2.② 3.① 4.② 5.①
综合训练
一、单项选择
1. C 2. B 3. A 4. B 5. A 6.B 7. C 8. A 9. A 10. C
二、按要求改写句子
1. She isn’t Sarah.
2. —Are you in Class 1?
—Yes, I am.
3. They aren’t twins.
4. —Is he in Class 5?
—No, he isn’t.
5. You aren’t in Class 2.
三、根据中文提示补全句子
1. Excuse me
2. No, I’m not
3. are; twins
4. is in
5. she is
四、情景交际
1. A 2. D 3. E 4. C 5. F
五、选词填空
1. twins 2. right 3. Excuse 4. sorry 5. twin
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